Translator: Handle arrays of samplers in FlagSamplersWithTexelFetch This was found while running tests for Dawn's "sized binding arrays" (including arrays of textures) with ANGLE + Swiftshader. Adds a test that ASSERTs without the change. Bug: chromium:411573957 Change-Id: Ib7fad0f5c0b4f3aa70e6af5bf5977b82956e1986 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6695013 Reviewed-by: Geoff Lang <geofflang@chromium.org> Commit-Queue: Corentin Wallez <cwallez@chromium.org>